"Chantler, Phil." . . "NATURE Birds & Birdwatching." . . "Swifts Identification." . . "Baumsegler Bestimmungsbuch." . . "Baumsegler (Hemiprocnidae)" . . "Martinets." . . "Baumsegler." . . "Martinets Identification." . . "Segler (Apodidae)" . . "Science." . . "Segler." . . "Zoology." . . "Martinets Guides, manuels, etc." . . "Baumsegler <Familie>" . . . . "Martinets Distribution géographique." . . "Bestimmungsbuch" . . . . . . . . . . . . . "Guide to the swifts and treeswifts of the world"@en . "Guide to the swifts and treeswifts of the world" . . . . "Electronic resource"@en . . . . "Guidebooks"@en . "Guidebooks" . . . . . "Electronic books"@en . . "Swifts : a guide to the swifts and treeswifts of the world" . "This work collates late-1990s research findings from the field of ornithology to provide a thoroughly modern overview of swift identification and distribution. This edition has revised artwork and maps, and much new textual material. The second edition of this monograph has been revised to take account of late-1990s information, and several plates have been revised by the artist."@en . . . . . . . . . . . . . . . . . "Swifts a guide to the swifts and treeswifts of the world"@en . . . "Swifts a Guide to the Swifts and Treeswifts of the World"@en . . . "This work collates late-1990s research findings from the field of ornithology to provide a thoroughly modern overview of swift identification and distribution. This edition has revised artwork and maps, and much new textual material."@en . . . . "Segler Bestimmungsbuch." . . "Verbreitungsökologie." . . "Swifts Geographical distribution." . .